At 22, Alcaraz is actually the third-youngest player to reach 50 career weeks at No. 1 in ATP rankings history. Australia's Lleyton Hewitt holds the record, reaching that milestone at 21, and American ...

Jannik Sinner has kept his hopes of returning to No 1 in the ATP Rankings alive with his title run at the Vienna Open while Joao Fonseca has reached a new career high. With Carlos Alcaraz not in ...

Jannik Sinner and Carlos Alcaraz’s rankings battle at the ATP Finals is not only crucial in terms of the year-end No 1 spot, but it will also decide who is the top seed at next year’s Australian Open.